66873255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 118540800

約数和(自身を除く): 51667545

約数列:

[1, 3, 5, 15, 19, 41, 57, 59, 95, 97, 123, 177, 205, 285, 291, 295, 485, 615, 779, 885, 1121, 1455, 1843, 2337, 2419, 3363, 3895, 3977, 5529, 5605, 5723, 7257, 9215, 11685, 11931, 12095, 16815, 17169, 19885, 27645, 28615, 36285, 45961, 59655, 75563, 85845, 108737, 137883, 226689, 229805, 234643, 326211, 377815, 543685, 689415, 703929, 1133445, 1173215, 1631055, 3519645, 4458217, 13374651, 22291085, 66873255]

約数ペア:

[(1, 66873255), (3, 22291085), (5, 13374651), (15, 4458217), (19, 3519645), (41, 1631055), (57, 1173215), (59, 1133445), (95, 703929), (97, 689415), (123, 543685), (177, 377815), (205, 326211), (285, 234643), (291, 229805), (295, 226689), (485, 137883), (615, 108737), (779, 85845), (885, 75563), (1121, 59655), (1455, 45961), (1843, 36285), (2337, 28615), (2419, 27645), (3363, 19885), (3895, 17169), (3977, 16815), (5529, 12095), (5605, 11931), (5723, 11685), (7257, 9215)]